MediaWiki internal error.

Original exception: [d855486af26017e6f772d92b] 2024-03-28 15:08:36: Fatal exception of type "Wikimedia\Rdbms\DBQueryError"

Exception caught inside exception handler.

Set $wgShowExceptionDetails = true; and $wgShowDBErrorBacktrace = true; at the bottom of LocalSettings.php to show detailed debugging information.